CN105128854B - Economic cruise control - Google Patents
Economic cruise control Download PDFInfo
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- CN105128854B CN105128854B CN201510590793.1A CN201510590793A CN105128854B CN 105128854 B CN105128854 B CN 105128854B CN 201510590793 A CN201510590793 A CN 201510590793A CN 105128854 B CN105128854 B CN 105128854B
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- 239000000446 fuel Substances 0.000 claims description 13
- 238000002485 combustion reaction Methods 0.000 claims description 4
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- 238000011217 control strategy Methods 0.000 abstract description 7
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K6/00—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00
- B60K6/20—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs
- B60K6/42—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs characterised by the architecture of the hybrid electric vehicle
- B60K6/44—Series-parallel type
- B60K6/445—Differential gearing distribution type
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W30/00—Purposes of road vehicle drive control systems not related to the control of a particular sub-unit, e.g. of systems using conjoint control of vehicle sub-units
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K31/00—Vehicle fittings, acting on a single sub-unit only, for automatically controlling vehicle speed, i.e. preventing speed from exceeding an arbitrarily established velocity or maintaining speed at a particular velocity, as selected by the vehicle operator
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W10/00—Conjoint control of vehicle sub-units of different type or different function
- B60W10/10—Conjoint control of vehicle sub-units of different type or different function including control of change-speed gearings
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W10/00—Conjoint control of vehicle sub-units of different type or different function
- B60W10/10—Conjoint control of vehicle sub-units of different type or different function including control of change-speed gearings
- B60W10/101—Infinitely variable gearings
- B60W10/105—Infinitely variable gearings of electric type
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W30/00—Purposes of road vehicle drive control systems not related to the control of a particular sub-unit, e.g. of systems using conjoint control of vehicle sub-units
- B60W30/18—Propelling the vehicle
- B60W30/182—Selecting between different operative modes, e.g. comfort and performance modes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K2310/00—Arrangements, adaptations or methods for cruise controls
- B60K2310/30—Mode switching, e.g. changing from one cruise control mode to another
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W10/00—Conjoint control of vehicle sub-units of different type or different function
- B60W10/04—Conjoint control of vehicle sub-units of different type or different function including control of propulsion units
- B60W10/06—Conjoint control of vehicle sub-units of different type or different function including control of propulsion units including control of combustion engines
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W10/00—Conjoint control of vehicle sub-units of different type or different function
- B60W10/04—Conjoint control of vehicle sub-units of different type or different function including control of propulsion units
- B60W10/08—Conjoint control of vehicle sub-units of different type or different function including control of propulsion units including control of electric propulsion units, e.g. motors or generators
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W20/00—Control systems specially adapted for hybrid vehicles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W30/00—Purposes of road vehicle drive control systems not related to the control of a particular sub-unit, e.g. of systems using conjoint control of vehicle sub-units
- B60W30/14—Adaptive cruise control
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/62—Hybrid vehicles
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S903/00—Hybrid electric vehicles, HEVS
- Y10S903/902—Prime movers comprising electrical and internal combustion motors
- Y10S903/903—Prime movers comprising electrical and internal combustion motors having energy storing means, e.g. battery, capacitor
- Y10S903/93—Conjoint control of different elements
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Automation & Control Theory (AREA)
- Control Of Driving Devices And Active Controlling Of Vehicle (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
- Controls For Constant Speed Travelling (AREA)
- Control Of Transmission Device (AREA)
- Hybrid Electric Vehicles (AREA)
Abstract
The invention provides a kind of economical cruise control, whether the driver that wherein at least is based partially on Vehicular system manages cruise control according to performance or efficiency cruise control policy selection and has determined the response of the cruise control system for controlling power drive system.Performance strategy corresponds to more inefficient execution acceleration request or otherwise increases the request of energy requirement, and if rapider in some cases compared with being asked by efficiency cruise control strategy execution.
Description
It is on April 23rd, 2013, Application No. 201310144275.8, entitled " economy the applying date that the application, which is,
Cruise control " application for a patent for invention divisional application.
Technical field
The present invention relates to a kind of control of vehicle cruise, wherein the desired speed of driver's selection and vehicle control device pass through right
Vehicle driveline carries out corresponding control and attempts to keep the speed of selection automatically.
Background technology
Vehicle (including hybrid electric vehicle (HEV), plug-in hybrid electric vehicle (PHEV) and battery electricity
Motor-car (BEV)) operating during, when determining to accelerate using cruise control and driver, vehicle by downshift with associate
Higher engine speed and respond to provide the acceleration of instruction.This can provide comparatively faster response but for fuel economy
Property for may or it is less efficient.The driver of particularly electronic or electronic part vehicle, is at least inclined in some aspects
In to the expectation of energy efficiency prior to performance.Present invention contemplates that allowing driver's command speed to change when operating cruise control
Preference.Believe that this will improve at least during some operating modes to tend to wish efficiency comes first in the satisfaction of the driver of performance.
The content of the invention
The non-limiting aspect of the present invention is related to the method for the power drive system of control vehicle, and this method is included：
Determine the acceleration request of cruise control；Determine that the first acceleration scheme of power drive system is patrolled to meet according to the first auxiliary strategy
The acceleration request of boat control；Determine the second acceleration scheme of power drive system to meet cruise control according to the second auxiliary strategy
Acceleration request, the second auxiliary strategy is slower than the first auxiliary strategy and more efficient；Determine that driver is aided in first or second
The selection of strategy；And plan is then aided in selection second according to the first acceleration scheme in the case of the auxiliary strategy of selection first
Power drive system is then controlled to meet the acceleration request of cruise control according to the second acceleration scheme in the case of slightly.
Embodiment includes the method for vehicle of the control with battery-driven traction motor, and this method is comprising reception with driving
The signal of the cruise mode control association of member's request, the accelerating vehicle at a slower rate when being operated with cruise control economic model
To realize cruise control target speed, and when being operated with cruise control performance mode with faster speed accelerating vehicle to realize
Cruise control target speed.In one embodiment, method is included when accelerating vehicle by keeping current drive ratio with slower
Speed accelerating vehicle.In one embodiment, vehicle includes driving explosive motor and the side of vehicle with cruise mode control
Method includes with auxiliary internal combustion engine with slower speed adding by operating battery-driven traction motor increase wheel torque
Fast vehicle.
It may include according to multiple embodiments of the present invention in response to surmounting event before cruise control target speed is realized
Faster speed is switched to from slower speed.It may include to ask button in response to cruise control for example, representativeness surmounts event
The predetermined time period that is activated and the current signal produced less than correspondence threshold value of vehicle acceleration.
In one embodiment, vehicle is included with the explosive motor of cruise mode control driving vehicle with faster rate
Accelerating vehicle downshifts comprising vehicle transmission gear.
It may include the method for power drive system for controlling motor vehicle driven by mixed power, the car according to multiple embodiments of the present invention
Have explosive motor, the traction motor and transmission device of motorized motions, this method include in response to cruise control accelerate
Request controls engine, traction motor and transmission device to be directed to current vehicle based on one of selection in multiple operation modes
Speed optionally forbids transmission device downshift.Multiple operation modes may include efficiency mode, wherein, prohibit when selecting efficiency mode
Only transmission device downshift.In the embodiment that multiple operation modes include efficiency mode, control engine, traction motor and transmission
The step of device, may include that accelerating vehicle is without increasing engine speed when being operated with efficiency mode.In addition, method may include
Traction motor accelerating vehicle is used before using engine or transmission device downshift.In one embodiment, control engine,
The step of traction motor and transmission device comprising using the electric energy provided by one of high-voltage battery and fuel cell come plus
Fast vehicle.
The present invention non-limiting aspect may also include in response to surmount event and switch between multiple operation modes with
Increase accelerates, for example this surmount event may correspond to vehicle accelerate it is current less than correspondence threshold value.The present invention's is other non-limiting
Aspect may include when the electric energy for being used to drive traction motor for being operated and being stored with efficiency mode is less than correspondence threshold value using hair
Motivation accelerating vehicle.
Multiple embodiments of the present invention include the traction motor with motorized motions, transmission device and are connected to traction motor
With the vehicle of the controller of transmission device, when being operated with the first cruise mode control, the controller accelerates car with relatively low speed
To realize cruise control target speed, and when being operated with the second cruise mode control with faster speed accelerating vehicle with reality
Existing cruise control target speed.Vehicle may also include the explosive motor for being connected to controller, wherein when with the second cruise control
Controller uses explosive motor accelerating vehicle during mode operation.In one embodiment, when vehicle accelerates less than threshold value up in advance
When fixing time section controller in response to cruise control acceleration request in the first cruise mode control and the second cruise mode control
Between switch.In one embodiment, when being operated with the first cruise mode control, controller forbids transmission device downshift.Implement
Example includes the vehicle with the explosive motor communicated with controller, wherein logical in increase in response to cruise control acceleration request
The moment of torsion that increase is provided by traction motor before crossing the moment of torsion of engine offer.
The non-limiting aspect of the present invention is related to so that power drive system is from current shift downshift to compared with low gear
The first acceleration scheme and keep current shift the second acceleration scheme so that second auxiliary strategy than first auxiliary plan
Slightly slower and more efficient.
The non-limiting aspect of the present invention is related to first accelerated by the auxiliary from explosive motor and accelerated
Measure and the second acceleration scheme include only by the auxiliary from electro-motor accelerating, so that the second auxiliary strategy compares the
One auxiliary strategy is more slowly and more efficiently.
The present invention a non-limiting aspect be related to determine surmount event in the case of start second accelerate arrange
The first auxiliary strategy is switched to after applying and from the second auxiliary strategy before the acceleration request of cruise control is met.
The non-limiting aspect of the present invention is related to reaches the scheduled time in driver's pressure cruise control request button
Determine to surmount event in the case of section.
The non-limiting aspect of the present invention is related to be accelerated less than predetermined threshold after the second acceleration scheme is started
In the case of determine surmount event.
The non-limiting aspect of the present invention is related to the speed after the second acceleration scheme is started and fails increased situation
Lower determination surmounts event.
The non-limiting aspect of the present invention is related to the method for the power drive system of control vehicle, and this method is included：
It is determined that the request accelerated for cruise control；It is determined that the first strategy for power drive system is to meet the request；It is determined that with
In the second strategy of the tactful more efficient of the ratio first of power drive system to meet higher request；And according to first and second
One of selection control power drive system in strategy.
The non-limiting aspect of the present invention be related to power drive system from current shift shift gears first it is tactful and
Keep the second strategy of current shift.
The non-limiting aspect of the present invention is related to the first strategy accelerated by the auxiliary from explosive motor
And the second strategy not accelerated from the auxiliary of explosive motor.
The non-limiting aspect of the present invention is related to the second strategy accelerated by the auxiliary from electro-motor.
Non-limiting aspect of the present invention is related to by being provided from one of high-voltage battery and fuel cell
Electric energy and accelerate second strategy.
The non-limiting aspect of the present invention, which is related in the event for surmount event is determined from the second strategy, to be switched to
First strategy.
The non-limiting aspect of the present invention be related to the first strategy than the second strategy meet that the request can spend when
Between meet the request in less time.
The non-limiting aspect of the present invention is related to from the electric storage source for driving power drive system to accelerate
Utilisable energy be less than predetermined threshold in the case of selection first strategy.
The non-limiting aspect of the present invention is related to the method for the power drive system of control vehicle, and this method is included：
It is determined that increasing the request of speed using cruise control；It is determined that the first strategy for power drive system is to meet request；It is determined that
The second strategy for power drive system is to meet request；And one selected according to driver in the first and second strategies
Person controls power drive system.
The non-limiting aspect of the present invention is related to the second strategy of more efficient more tactful than first.
The non-limiting aspect of the present invention is related to according in response to asking driver in performance and efficiency cruise control
Between the inquiry that selects and driver's input for receiving and determine that driver selects in the first and second strategies, in property
Can cruise control be driver input in the case of selection first strategy and efficiency cruise control be driver input situation
The lower strategy of selection second.
The non-limiting aspect of the present invention is related to the first strategy and holding current shift from current shift downshift
Second strategy.
The present invention a non-limiting aspect be related to accelerated by the auxiliary from explosive motor first strategy and
Second strategy includes from the auxiliary of explosive motor not accelerating.
According to the present invention, there is provided a kind of method for controlling the vehicle with battery-driven traction motor, methods described bag
Contain：Receive the signal that the cruise mode control asked with driver is associated；When being operated with cruise control economic model with relatively low
Speed accelerating vehicle to realize cruise control target speed；And when being operated with cruise control performance mode with faster speed
Rate accelerating vehicle is to realize cruise control target speed.
According to one embodiment of present invention, kept with being included the step of relatively low speed accelerating vehicle when accelerating vehicle
Current transmission gear ratio.
According to one embodiment of present invention, vehicle include with cruise mode control drive vehicle explosive motor and
Wherein with the step of relatively low speed accelerating vehicle include by operate battery-driven traction motor and increase wheel torque with
Auxiliary internal combustion engine.
According to one embodiment of present invention, methods described is further included：Cruise control is being realized in response to surmounting event
Before target velocity processed faster speed is switched to from relatively low speed.
According to one embodiment of present invention, event package is surmounted predetermined containing being activated in response to cruise control request button
The signal that period produces.
According to one embodiment of present invention, surmount event to accelerate currently to be less than corresponding threshold value corresponding to vehicle.
According to one embodiment of present invention, vehicle include with cruise mode control drive vehicle explosive motor and
Wherein with the step of faster speed accelerating vehicle include vehicle transmission gear downshift.
According to the present invention, there is provided a kind of traction motor with motorized motions and the vehicle of transmission device, the vehicle bag
Contain：The controller of traction motor and transmission device is connected to, controller is with relatively low when being operated with the first cruise mode control
Speed accelerating vehicle is added with realizing cruise control target speed when being operated with the second cruise mode control with faster speed
Fast vehicle is to realize cruise control target speed.
According to one embodiment of present invention, the vehicle is further included：The explosive motor of controller is connected to, its
In when being operated with the second cruise mode control controller use explosive motor accelerating vehicle.
According to one embodiment of present invention, when vehicle accelerates to reach predetermined amount of time less than correspondence threshold value, controller is responded
Switch in cruise control acceleration request between the first cruise mode control and the second cruise mode control.
According to one embodiment of present invention, when being operated with the first cruise mode control, controller forbids transmission device to drop
Gear.
According to one embodiment of present invention, the vehicle is further included：The explosive motor communicated with controller, its
In in response to cruise control acceleration request controller before the moment of torsion that increase is provided by engine increase by traction motor
The moment of torsion of offer.
Brief description of the drawings
The present invention is explained by the characteristic in appended claims.However, with reference to specific embodiment hereafter and attached
Figure, further feature of the invention will become apparent and be better understood with the present invention.
Fig. 1 schematically represents the vehicle controlled according to the non-limiting aspect of the present invention；
Fig. 2 illustrates to be used for the flow chart for the method that economical cruise is controlled according to the non-limiting aspect of the present invention；
Fig. 3 illustrates when the auxiliary from electro-motor is unavailable to be used for according to the non-limiting aspect of the present invention
The chart of the operating strategy of vehicle；
Fig. 4 illustrates the operating plan when electro-motor is available for vehicle according to the non-limiting aspect of the present invention
Chart slightly.
Embodiment
As needed, specific embodiment of the present invention is disclosed in this specification；It however, it should be understood that disclosed embodiment only
For the example of the present invention, it can be implemented with a variety of alternative forms.Accompanying drawing is not necessarily to scale；Some features can be zoomed in or out
To show the details of particular elements.So, specific structural and functional details disclosed herein should not be construed as limiting, and be only
Teaching those skilled in the art implement the representative basis of the present invention in a variety of forms.
With reference now to accompanying drawing, Fig. 1 be the vehicle 10 that is controlled according to the non-limiting aspect of the present invention it is simplification, show
The diagrammatic representation of example.Vehicle 10 may include engine, such as explosive motor (ICE) 12 and/or motor or generator 14.
Engine 12 and generator 14 can be connected by power transmission, the device is shown as planetary gear dress for exemplary purposes
Put 16, it is contemplated that the present invention can be used or be incorporated to other types of power transmission completely, include but is not limited to engine
12 are connected to the other gear trains and transmission device of generator 14.Epicyclic gearing 16 illustratively comprises ring gear 18, OK
Gear rack 20, planetary gear 22 and central gear 24.
Except or substitute engine 12 (it can be to the output torque of bent axle 28 that axle 30 is connected to by passive clutch 32),
Generator 14 can be used to the output torque of axle 26 for being connected to central gear 24.Clutch 32 can be directed to moment of torsion (over-
Torque) situation provides protection.Axle 30 may be connected to the pinion frame 20 of epicyclic gearing 16, and ring gear 18 can connect
Axle 34 is connected to, axle 34 can be connected to first group of driving moment or main driving moment 36 by gear train 38.
Vehicle 10 may include the second motor or traction motor 40, and it, which can be used for exporting to the axle 42 for being connected to gear train 38, turns round
Square.Other vehicles in the scope of the invention can have different motors to set, such as two or more or following motor.In Fig. 1
The electric machine (i.e. motor 40 and generator 14) of display is used as motor and carrys out output torque.Alternately, its each may be used also
As generator, output electric energy is to high voltage bus 44 and to energy storage system 46, and the system may include battery 48 and electricity
Pond control module (BCM) 50.
Battery 48 can export electric energy with running motor 40 and the high-voltage battery of generator 14.BCM50 can conduct
The controller of battery 48.Other types of energy storage system can be used on vehicle (such as vehicle 10).For example, can be used similar
In the device of capacitor, the device is similar to high-voltage battery, can store and can export electric energy.Alternately, such as fire
The device of material battery can be used together to provide the electric energy for vehicle 10 with battery and/or capacitor.
As shown in figure 1, motor 40, generator 14, epicyclic gearing 16 and second gear group 38 a part can be big
Transmission device 52 is referred to as on body.In order to control the part (i.e. generator 14 and motor 40) of engine 12 and transmission device 52,
Vehicle control system (it is generally shown as vehicle control device 54) can be provided.Although shown as single controller, but it can
Including available for the multiple controllers for controlling multiple Vehicular systems.For example, controller 54 can be vehicle system controller/power
Powertrain control module (VSC/PCM).At this point, VSC/PCM pcm section can be embedded VSC/PCM software, or
Person it can be independent hardware unit.
Controller LAN (CAN) 56 can allow controller 54 to be communicated with transmission device 52 and BCM 50.As battery 48
Including BCM 50, other devices that controller 54 is controlled can have the controller of themselves.For example, control unit of engine
(ECU) it can be communicated with controller 54 and control function can be performed on engine 12.In addition, transmission device 52 may include transmission dress
Control module (TCM) is put, it is configured to coordinate specific part (such as generator 14 and/or motor 40) in transmission device 52
Control.According to the present invention, all these multiple controllers or one part can forming control systems.Although in (its of vehicle 10
For HEV) background in explanation and describe, it should be understood that embodiments of the invention can be implemented on other types of vehicle,
Such as only by explosive motor, only pass through those vehicles of motor or fuel cell-driven.
Such as display, also simplified schematic generation of brakes 58, accelerator pedal 60 and air-conditioning system 62 in Fig. 1
Table.Brakes 58 may include the such as combination of brake pedal, position sensor, pressure sensor or both parts and
To wheel (such as wheel 36) mechanical connection part to realize friction catch.Brakes 58 may also include regenerative braking system
System, wherein braking energy is captured and stored as the electric energy in battery 48.Similarly, accelerator pedal 60 may include one or more
Sensor, similar to brakes 58, these sensors can communicate with controller 54.Air-conditioning system 62 also can be logical with controller 54
Letter.Unlatching/closed mode of air-conditioning system can be communicated to controller 54, and the shape for the switch that can be operated based on such as driver
State or function (such as vehicle window defrosting) automatically controlling to air-conditioning system 62 based on correlation.
Vehicle 10 may include that operation is used for the information display system 64 that associated vehicle information is provided to the driver of vehicle 10.
Information display system may include controller 54 and information display 66.Although controller 54 functionally can also be used as presentation of information
The control system of device, but information display system 64 may also include the control system of itself, it is operated for logical with controller 54
Believe and the control function on execution information display 66.Controller 54, which is configurable to receive, is related to the defeated of the current working of vehicle 10
Enter, and controller 54 can provide output so that information display 66 transmits driving efficiency information to driver or is related to vehicle 10
The other information of operating.
Information display 66 can be arranged in the instrument board (not shown) of vehicle 10, such as in instrument board or middle control region
In.In addition, information display 66 can be a part for another display system (such as Navigation Display system), or can be
A part for special information display system.Information display 66 can be liquid crystal display (LCD), plasma display, have
Machine light-emitting diode display (OLED) or other any appropriate displays.Information display 66 can include being used to receive
The touch-screen for driver's input that the region selected with information display 66 is associated.Information display system 64, which may also include, to be adjacent to
The one or more button (not shown)s for being used to complete driver's input of information display 66, including hard manual or soft keyboard.
Driver's input may include the selection of vehicle operation pattern, such as performance mode or efficiency mode.The scope of the present invention is not departed from
Can also be using other driver's inputs known to those skilled in the art.
Vehicle may include cruise control system 68, and the system operatio is used to control, instruct according to desired operating strategy
And/or request control (auxiliary such as from controller 54) controls ICE, motor or power transmission with use or otherwise
The operating of system, including but not limited to controls the gear shift operation of power drive system/transmission device 52.The non-limit of the present invention
Anticipation cruise control system 68 is operated for controlling the vehicle in cruise mode control in terms of property processed, wherein not continuing for example
Driver is interactive and/or operation of accelerator pedal 60 and manage desired speed automatically.Cruise control system 68 may include to patrol
Boat control interface 70 operates long-range or wireless entity for controlling vehicle in some cases, and the interface operation is used to set
Put desired speed and received from user and be associated with other inputs for performing cruise control correlation function.
The cruise control function of the non-limiting aspect anticipation of the present invention is related to the acceleration of cruise control, the cruise control
The acceleration of system be generally defined as it is consistent with any kind of vehicular events, when with cruise mode control in the vehicular events
Vehicle 10 is indicated during operating to accelerate, change speed or other for example carry out certain type of require from engine and/or horse
Up to increase output and/or the action of increase energy (fuel, fuel cell, battery, electric capacity of such as fuel tank etc.) consumption.Cruise
The controller 68 of control or other vehicle control devices (such as 54) are programmed with or indicated that (instructed with) is stored
Computer/processor executable instruction on computer-readable medium according to two or more control strategies to implement to patrol
Route controller accelerates, and the control strategy can be based on one of multiple vehicles or cruise control operation mode.Although can make
With with it is different description and purpose more strategies, but the present invention mainly due to example and unrestricted purpose and describe
Two control strategies (referring to performance strategy and efficiency strategy).Such as very detailed description herein, the use of specific policy need not be right
The strategy that should be selected in the vehicle operation pattern currently selected or driver.Even if for example, driver has selected for economic mould
Formula, can also performance strategy in response to surmounting event.
At at least one non-limiting aspect of the present invention, performance strategy is intended to and the operation phase one based on cruise control
Cause, for example, the operation controlled by cruise control system, the operation with compared to according to efficiency strategy realize for identical change with
Better performance completes the acceleration of request or the mode of speed and occurred.At at least one non-limiting aspect of the present invention, effect
Rate strategy is intended to consistent with cruise control, the cruise control with respect to performance strategy mode can realize it is identical change and
Say and occur in the way of the acceleration or speed change that higher efficiency completes request.One distinguishing characteristics of performance strategy is probably
The time for completing the action of request is less than the time that action is completed according to efficiency strategy, at least at present for the less combustion of consumption
Expect and/or be in response to less positive with the measure of efficiency strategy execution for the purpose of other more efficient ways and/or need
Want the more time.
Fig. 2 illustrates to be used for the flow chart for the method that economical cruise is controlled according to the non-limiting aspect of the present invention
80.Depending on driver or otherwise operating parameter desired by the entity of the management of control vehicle 10, this method anticipation root
Instruct to be related to the operating of cruise control according to one of above-mentioned performance strategy related to efficiency.
Frame 82 is related to whether determination cruise control enables.Driver and the interaction of cruise control system 68 can be passed through
Or/or cruise control and is enabled by remote mode (such as assuming that vehicle is a part for automated transport system).When basis is patrolled
During control model of navigating control vehicle, present invention contemplates that being related to the cruise control of any Automatic Control Strategy, wherein it is desirable to keeping permanent
Determine speed, wherein driver or other entities can periodically ask increase speed and/or wherein topography variation (upward slope) or its
It can force the event that vehicle accelerates.The event for needing cruise control system 68 to take measures is referred to as acceleration request with simplification
The example description of the present invention.
Frame 84 is related to the appearance for determining acceleration request.For example when the acceleration that driver's pressure is associated with cruise control system is pressed
During button, driver is asked in word during acceleration by vehicle audio instruction system (not shown) and/or cruise control system is recognized
Go out needs automatically control holding current vehicle speed when, it may be determined that acceleration request.Can according to the request of any amount of parameter definition, than
Having a net increase of for such as speed is grown, grown according to the having a net increase of for speed of time.
Frame 86 is related to determination and has selected for which available cruise control strategy to control to meet acceleration request.It can use
Cruise control strategy may depend on the performance of vehicle, such as whether vehicle is used only explosive motor (ICE) driving, such as false
If vehicle do not include the utilisable energy that uses of motor and/or motor be insufficient to it is either unavailable or by ICE and electro-motor or
Other auxiliary propulsion modes are applied in combination.Threshold Analysis and other calculating is can perform to assess motor relative to available energy source
Availability.
Fig. 3 illustrates that (for example, when vehicle 10 is with pure ICE mode operations) is used when the auxiliary of electro-motor 40 is unavailable
In the chart 90 of the operating strategy of vehicle 10.Chart 90 represents performance strategy by First Line 92 and is represented and imitated by the second line 94
Rate strategy.Chart describes one on transmission device is dropped into relatively low gear from current shift according to current vehicle speed to meet
Program is made in the decision-making of the acceleration demand of request.Difference when using only ICE 12 between performance and efficiency strategy is related to performance
Strategy allows the downshift before correspondence downshift is will appear from according to efficiency strategy, so as to allow performance strategy with more fuel consumptions
(i.e. relatively low efficiency) is that cost carrys out more active response.
For given speed and the acceleration of request can be marked with true relative to the first and second lines 92, one of 94
It is fixed whether downshift occur.Reference value 96 is shown between the first and second lines 92,94 to illustrate the situation in selection performance strategy
Downshift can be allowed down and the operating mode of downshift can not be allowed in the case of efficiency of selection strategy.Select to control between two strategies
The ability of downshift processed can be beneficial to allow vehicle 10 more slowly performs (i.e. more slowly or less than its ability complete acceleration ask
Ask) to save energy and/or fuel.Although line is shown as linear, the present invention can envision with other shapes of and/or remove completely
It is used to outside downshift be additionally operable to control the lines of other fuel/energy expenditure decision-making.
Fig. 4 illustrates the figure tactful for the operating of vehicle when electro-motor 40 can be used for the auxiliary driving vehicles of ICE 12
Table 100.Chart 100 represents performance strategy by First Line 102 and represents efficiency strategy by the second line 104.Chart 100 is described
Whether when attempting to provide the acceleration of request program is made using ICE 12 decision-making.One between this performance and efficiency strategy
Individual difference may include that performance strategy allows to use ICE 12 before there is corresponding use according to efficiency strategy, so that permission property
Can strategy using more fuel consumptions be relatively low efficiency as cost sensitive response it is more positive.
The acceleration of request is marked to determine for given speed and relative to the first and second lines 102, one of 104
Whether pure ICE pattern should be occurred.Reference value 106 is shown between the first and second lines 102,104 to be shown in selection performance
Allow pure ICE patterns in the case of strategy and the operating mode of pure motoring mode can be used in the event of efficiency of selection strategy.Two
Between individual strategy selection come this ability that controls motor to use may be beneficial to allow vehicle more slowly perform (it is i.e. slower or
Person completes acceleration request less than its ability) to save energy and/or fuel.Although lines are shown as linear, the present invention is completely
It can envision with other shapes of and/or in addition to downshift is controlled be additionally operable to control the line of other fuel/energy expenditure decision-making
Bar.
Alternatively, in the case of ICE 12 has carried out auxiliary cruise control, such as assume ICE just in auxiliary electric horse
The decision-making shown up in 40, Fig. 4 makes program and can be used for determining whether that ICE 12 (pure explosive motor) will be used or being used only
Motor (pure motor) asks the further consumption of acceleration to meet.Pure ICE in Fig. 4 alternatively includes the ICE controls in Fig. 3,
Wherein downshift lines can be used for determining whether downshift.This can be beneficial to further improve driver according to them in order to more preferable
The hope of performance still higher efficiency select or control the ability of cruise control performance.
Fig. 2 is returned to, frame 108,110 is related to cruise control system according to one of performance and efficiency strategy selected above
It is determined that implementing power drive system measure.Frame 112,114 be related to the issue instruction of cruise control system 68 to vehicle control device 54 or
Otherwise instruct the corresponding control of power drive system.Frame 116 is reached when being operated according to efficiency strategy and frame 116 is related to
It is made whether to switch to performance strategy from current active efficiency strategy if occurring surmounting event.Surmounting event can be with sound
Should be consistent in the measure for wishing to shut down under the lower-performance of efficiency strategy.It can be referred to by driver or other controlled entities
The fixed threshold value and/or situation for being used to assess this needs.
Reach to be enough to distinguish in driver's pressure cruise control request button and be desirable to slowly or promptly accelerate (example
Such as, the pressing more than three seconds be believed that wish more quickly accelerate) predetermined amount of time in the case of can determine that surmounts a thing
Part.The similar event that surmounts is may occur in which by the specific depression sequence to button, such as assumes that button presses (pulse) by pulsation
Or otherwise by way of driver understands repeatedly operate automatically to promote the selection of performance strategy.In beginning
Change afterwards and accelerate to be slower than in the event of predetermined threshold to can determine that another surmounts event, for example, may be useful in and automatically switching to
Efficiency mode can accelerate the limit how slowly before performance strategy, alternatively be specified by driver, be, for example, less than every five seconds one mile
Speed change the minimum acceleration that may be configured as permission before performance strategy is switched to.Start control from view of profit acceleration it
Afterwards speed fail it is increased in the case of may occur in which that another surmounts event, such as assume that motor lacks enough electric power or moment of torsion comes
Increase speed, for example it can occur in vehicle traveling in the case of surface inclined enough.
Although described above is exemplary embodiment, being not meant as the institute that these embodiments illustrate and describe the present invention
It is possible to form.On the contrary, the word used in specification is non-limiting for descriptive words, and it should be understood that various change can be made
Become without departing from the spirit and scope of the present invention.In addition, the various features for performing embodiment can be combined enters one to form the present invention
The embodiment of step.
Claims (8)
1. a kind of method of the power drive system of control motor vehicle driven by mixed power, the motor vehicle driven by mixed power has internal-combustion engine
The traction motor and transmission device of mechanical, electrical dynamic driving, methods described are included：
Controlled in response to cruise control acceleration request the explosive motor, the traction motor and the transmission device with
Transmission device downshift is optionally forbidden for current vehicle speed based on one of selection in multiple operation modes.
2. according to the method described in claim 1, it is characterised in that the multiple operation mode includes efficiency mode, wherein, when
Select to forbid the transmission device downshift during efficiency mode.
3. according to the method described in claim 1, it is characterised in that the multiple operation mode includes efficiency mode, wherein, control
The step of making the explosive motor, the traction motor and the transmission device includes to be added when being operated with the efficiency mode
The speed vehicle is without increasing explosive motor rotating speed.
4. according to the method described in claim 1, it is characterised in that the control explosive motor, the traction motor and institute
The step of stating transmission device, which is included in use, uses the traction horse before the explosive motor or the transmission device downshift
Up to the acceleration vehicle.
5. method according to claim 4, it is characterised in that the control explosive motor, the traction motor and institute
The step of stating transmission device includes the electric energy acceleration car used by the offer of one of high-voltage battery and fuel cell
.
6. according to the method described in claim 1, methods described is further included in response to surmounting event in the multiple fortune
Switch to increase acceleration speed between rotary-die type.
7. method according to claim 6, it is characterised in that the event that surmounts accelerates speed currently low corresponding to vehicle
In corresponding threshold value.
8. according to the method described in claim 1, methods described is further comprising being used for for ought being operated and be stored with efficiency mode
Accelerate the vehicle using the explosive motor when driving the electric energy of the traction motor to be less than correspondence threshold value.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US13/456,590 | 2012-04-26 | ||
| US13/456,590 US8666577B2 (en) | 2012-04-26 | 2012-04-26 | Economic cruise control |
| CN201310144275.8A CN103373353B (en) | 2012-04-26 | 2013-04-23 | Economic control of cruising |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310144275.8A Division CN103373353B (en) | 2012-04-26 | 2013-04-23 | Economic control of cruising |
Publications (2)
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|---|---|
| CN105128854A CN105128854A (en) | 2015-12-09 |
| CN105128854B true CN105128854B (en) | 2017-09-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310144275.8A Active CN103373353B (en) | 2012-04-26 | 2013-04-23 | Economic control of cruising |
| CN201510590793.1A Active CN105128854B (en) | 2012-04-26 | 2013-04-23 | Economic cruise control |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310144275.8A Active CN103373353B (en) | 2012-04-26 | 2013-04-23 | Economic control of cruising |
Country Status (4)
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| US (2) | US8666577B2 (en) |
| CN (2) | CN103373353B (en) |
| DE (1) | DE102013207503A1 (en) |
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| GB2511867B (en) * | 2013-03-15 | 2016-07-13 | Jaguar Land Rover Ltd | Vehicle speed control system and method |
| US9221456B2 (en) * | 2014-03-25 | 2015-12-29 | Ford Global Technologies, Llc | Vehicle power generation mode control method |
| US9630622B2 (en) * | 2014-07-11 | 2017-04-25 | Ford Global Technologies, Llc | Adjusting a hybrid vehicle cruise control speed |
| US10302346B2 (en) * | 2014-07-16 | 2019-05-28 | Ford Global Technologies, Llc | Maximizing defrost mode in electrified vehicle having dual evaporator and dual heater core climate control system |
| CN104149595B (en) * | 2014-08-06 | 2016-08-24 | 同济大学 | A kind of hybrid power system |
| US9321451B2 (en) * | 2014-09-30 | 2016-04-26 | Ford Global Technologies, Llc | Managing ring gear torque in a hybrid electric vehicle to increase available wheel torque |
| EP3310634B1 (en) | 2015-06-19 | 2020-09-02 | Allison Transmission, Inc. | Method for minimizing shift cycling for engine operation using cruise control |
| JP6347233B2 (en) * | 2015-07-22 | 2018-06-27 | トヨタ自動車株式会社 | Vehicle driving support device |
| JP6365469B2 (en) * | 2015-09-03 | 2018-08-01 | トヨタ自動車株式会社 | Vehicle control device |
| KR101836692B1 (en) * | 2016-09-05 | 2018-03-08 | 현대자동차주식회사 | Auto cruise control method for hybrid electric vehicle |
| US20180095608A1 (en) * | 2016-10-05 | 2018-04-05 | GM Global Technology Operations LLC | Method and apparatus for controlling a vehicle |
| JP6772744B2 (en) * | 2016-10-12 | 2020-10-21 | いすゞ自動車株式会社 | Fuel economy control device and fuel economy control method |
| CN107433942B (en) * | 2017-07-27 | 2019-08-09 | 清华大学 | Energy-saving longitudinal movement control method, device and the vehicle of motorized vehicle |
| US10618516B2 (en) * | 2017-08-24 | 2020-04-14 | Fca Us Llc | Automotive vehicle with cruise control that enhances fuel economy |
| US20210269026A1 (en) * | 2020-03-02 | 2021-09-02 | Continental Engineering Services Gmbh | Method for assisting a driver by means of a driver assistance system by means of corrected driver signals for a driving dynamics control system |
| DE102021004503B4 (en) | 2021-09-06 | 2023-09-07 | Daimler Truck AG | Procedure for changing the operating strategy |
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- 2013-04-23 CN CN201510590793.1A patent/CN105128854B/en active Active
- 2013-04-25 DE DE102013207503A patent/DE102013207503A1/en not_active Withdrawn
- 2013-04-25 RU RU2013119394A patent/RU2637564C2/en active
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| CN201816590U (en) * | 2010-02-08 | 2011-05-04 | 王佑夫 | Vehicle manual throttle control system with cruising function |
Also Published As
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|---|---|
| RU2637564C2 (en) | 2017-12-05 |
| US9156472B2 (en) | 2015-10-13 |
| RU2013119394A (en) | 2014-10-27 |
| US20130289808A1 (en) | 2013-10-31 |
| CN103373353A (en) | 2013-10-30 |
| CN105128854A (en) | 2015-12-09 |
| CN103373353B (en) | 2015-10-28 |
| US8666577B2 (en) | 2014-03-04 |
| DE102013207503A1 (en) | 2013-10-31 |
| US20140163798A1 (en) | 2014-06-12 |
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Effective date of registration: 20221028 Address after: Dearborn, Michigan, USA Patentee after: Ford Global Technologies, LLC Patentee after: Ford Electric Mach Technology (Nanjing) Co.,Ltd. Address before: Dearborn, Michigan, USA Patentee before: Ford Global Technologies, LLC |
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